@article{ref1,
title="Some hard questions for road safety experts (editorial)",
journal="Research in transportation economics",
year="2013",
author="Gaudry, Marc and de Lapparent, Matthieu",
volume="37",
number="1",
pages="1-5",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0739-8859",
doi="10.1016/j.retrec.2012.02.004",
url="http://dx.doi.org/10.1016/j.retrec.2012.02.004"
}